#043937#043937

#043937 is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.2% C 0.051 H 190.9°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX#043937
RGBrgb(4, 57, 55)
HSLhsl(178, 87%, 12%)
HSVhsv(178, 93%, 22%)
CMYKcmyk(93%, 0%, 3.5%, 77.6%)
CIE-LABlab(20.93, -16.65, -3.47)
CIE-LCHlch(20.93, 17.00, 191.77°)
OKLaboklab(31.22% -0.0506 -0.0097)
OKLCHoklch(31.22% 0.051 190.9)
XYZxyz(2.2025, 3.2276, 4.1206)
Luminance0.0323 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#043937 #390406
analogous
#04391D #043937 #042139
triadic
#043937 #370439 #393704
tetradic
#043937 #1D0439 #390406 #213904
square
#043937 #1D0439 #390406 #213904
split-complementary
#043937 #390421 #391D04
monochromatic
#021D1C #021D1C #043937 #08726E #0CABA5

Accessibility & contrast

On white

12.76
#043937 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.65
#043937 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #043937
12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##043937#FFFFFF#000000##FFFFFF
##0439371.0012.761.6512.76
#FFFFFF12.761.0021.001.00
#0000001.6521.001.0021.00
##FFFFFF12.761.0021.001.00

Color blindness preview

Protanopia (red-blind)
#353537
Deuteranopia (green-blind)
#2E3037
Tritanopia (blue-blind)
#003B38
Achromatopsia (no color)
#323232

Design tokens & code

CSS
--color: #043937;
/* rgb */ color: rgb(4, 57, 55);
/* oklch */ color: oklch(31.2% 0.051 190.9);
Tailwind
colors: {
  custom: {
    50: '#506f6d',
    500: '#043937',
    950: '#000000',
  },
}
SCSS
$custom: #043937;
$custom-light: #506f6d;
$custom-dark: #000000;
JSON
{
  "hex": "#043937",
  "rgb": {
    "r": 4,
    "g": 57,
    "b": 55
  },
  "hsl": {
    "h": 177.736,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.31222,
    "c": 0.05149,
    "h": 190.9
  },
  "luminance": 0.03228
}

Semantic roles & 50–950 ramp

primary
#043937
secondary
#7B1E21
accent
#2B33FD
background
#F4F6F6
surface
#E7ECEB
border
#C3C7C6
text
#020707
muted
#787A7A

Preview Lab

Preview with #043937

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#043937 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva